Home / 229,130.15-343,695.23-225,630.95

Finding the Fourth Proportional to 229,130.15, 343,695.23 and 225,630.95

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Solution

The fourth proportional to 229,130.15, 343,695.23 and 225,630.95 is: 338,446.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,130.15 : 343,695.23 = 225,630.95 : x
  2. Step 2: Convert to fraction form
    229,130.15/343,695.23 = 225,630.95/x
  3. Step 3: Cross multiply
    229,130.15x = 343,695.23 × 225,630.95
  4. Step 4: Simplify right side
    229,130.15x = 77,548,280,127.21
  5. Step 5: Solve for x
    x = 77,548,280,127.21/229,130.15
  6. Step 6: Final answer
    x = 338,446.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.